MOC3043SVM

Triac, SCR Output Optoisolators Overview

The MOC3043SVM is a Triac and SCR output optocoupler manufactured by onsemi. It features a single channel with a PhotoTriac output type. The device provides an isolation voltage of 5250 Vrms, ensuring robust electrical separation between input and output circuits. The forward current (If) rating is specified at 60 mA. This component is designed for zero-crossing triac driver applications, offering reliable performance in AC power control systems.

Triac, SCR Output Optoisolators Feature Summary

• Zero-crossing detection capability for reduced electromagnetic interference during switching
• High isolation voltage rating for enhanced safety in AC power applications
• Integrated PhotoTriac output suitable for direct triac triggering

Triac, SCR Output Optoisolators Applications

• AC motor speed control systems
• Solid-state relay designs
• Lighting dimmer circuits

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific suffix 'SVM' to confirm the surface-mount package configuration and tape-and-reel or tube packaging details as defined by the manufacturer. Ensure that the required isolation voltage and forward current parameters align with the target circuit design requirements before finalizing procurement decisions.

Triac, SCR Output Optoisolators Selection Notes

Select this component when zero-crossing operation is required to minimize noise and inrush currents in AC loads. Consider the 6-pin SMD package constraints for PCB layout. Verify compatibility with the gate drive requirements of the external triac or SCR being controlled within the application circuit.

Triac, SCR Output Optoisolators Part Context

This part belongs to the MOC3043M series of Triac and SCR output photocouplers from onsemi. The series includes various package options and variants tailored for different mounting styles and volume requirements while maintaining consistent electrical characteristics for AC power control applications.

Triac, SCR Output Optoisolators Replacement Considerations

Consult official cross-reference data for compatible alternatives. Generic replacements may differ in isolation voltage, package dimensions, or zero-crossing timing characteristics. Verify pinout compatibility and thermal management requirements before substituting.